Phthalyl
邻苯二酰, 酞酰
🗣️ 情景例句
Oh,
噢，
Till we meet again.
后会有期。
One, for instance, consisted of rods of various lengths and thicknesses which would stand up on end like ninepins.
例如，有一种装置是由一些长短、粗细不同的木棒组成；就像九柱戏的木棒一样竖立着，